Development and selection of ammonia emission factors for the 1985 NAPAP emissions inventory
By: T.E. Warn, S. Zelmanowitz, and M. Seager.
Contributors: Zelmanowitz, Sharon.; Seager, M.; Air and Energy Engineering Research Laboratory.
Publisher: U.S. Environmental Protection Agency, Air and Energy Engineering Research Laboratory
Published: 1990
Place of publication: Research Triangle Park, NC
Language: eng
Subjects: Ammonia -- Environmental aspects -- United States.; Acid deposition -- United States.
Notes: At head of title: Project summary.

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